6700 - G290RC +2mm BALANCED Crankshaft This kit requires a 2mm

This kit requires a 2mm stroker (not included)

Enclosed transfer ports with removal plate

and clutch plate bolt - everything necessary for installation

<p>This is a brand new race ported 30

piston ring

6700 - G290RC +2mm BALANCED Crankshaft This kit requires a 2mmOBR balanced crankshaft for 30. 5cc engines. Our cranks are CNC machined before being pressed back together and hand trued. Balance factor is greatly increased over stock and you can expect more power across the board along with a huge drop in vibration. From our testing we see engines with a balanced crank spool up quicker, have more mid range power and rev higher.< p> <p>< p> <p>All balanced crankshafts have a lead time of about a week. If your